Perhaps you should try some spelling variations:
"python using java snippets" » "python using data snippets"
"tinh co cho snippets" » "trinh co cho snippets", "tinh cao cho snippets", "tinh cho cho snippets", "tinh con cho snippets", "tinh co che snippets"
"locating bug code snippets" » "locating bung code snippets", "locating bugs code snippets", "locating bug core snippets"

Try widening your search to All Fields.

You may be able to get more results by adjusting your search query.

• Performing a fuzzy search may retrieve terms with similar spellings: (((("tinh co cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))~.
• If you are trying to use Boolean operators, they must be ALL CAPS: (((("tinh co cho snippets") OR ("python using java snippets"))) OR ("locating bug code snippets")).
• Removing quotes may allow a broader search: (((( tinh co cho snippets ) or ( python using java snippets ))) or ( locating bug code snippets )).
• Adding a wildcard symbol may retrieve word variants: (((("tinh co cho snippets") or ("python using java snippets"))) or ("locating bug code snippets"))*.